SYMBOLS, ABBREVIATIONS, AND DEFINITIONS

Table A.1: **SI Prefixes**
Submultiple	Prefix	Symbol	Multiple	Prefix	Symbol
10 ¹	deci	d	10	deka	da
10 ²	centi	c	10 ²	hecto	h
10 ³	milli	m	10 ³	kilo	k
10 ⁶	micro		10 ⁶	mega	M
10 ⁹	nano	n	10 ⁹	giga	G
10 ¹²	pico	p	10 ¹²	tera	T
10 ¹⁵	femto	f	10 ¹⁵	peta	P
10 ¹⁸	atto	a	10 ¹⁸	exa	E
Numerical (multiplying) prefixes
Number	Prefix	Number	Prefix	Number	Prefix
0.5	hemi	19	nonadeca	39	nonatriaconta
1	mono	20	icosa	40	tetraconta
1.5	sesqui	21	henicosa	41	hentetraconta
2	di (bis)*	22	docosa	42	dotetraconta
3	tri (tris)*	23	tricosa	43	tritetraconta
4	tetra (tetrakis)*	24	tetracosa	44	tetratetraconta
5	penta	25	pentacosa	45	pentatetraconta
6	hexa	26	hexacosa	46	hexatetraconta
7	hepta	27	heptacosa	47	heptatetraconta
8	octa	28	octacosa	48	octatetraconta
9	nona	29	nonacosa	49	nonatetraconta
10	deca	30	triaconta	50	pentaconta
11	undeca	31	hentriaconta	60	hexaconta
12	dodeca	32	dotriaconta	70	heptaconta
13	trideca	33	tritriaconta	80	octaconta
14	tetradeca	34	tetratriaconta	90	nonaconta
15	pentadeca	35	pentatriaconta	100	hecta
16	hexadeca	36	hexatriaconta	110	decahecta
17	heptadeca	37	heptatriaconta	120	icosahecta
18	octadeca	38	octatriaconta	130	triacontahecta
* In the case of complex entities such as organic ligands (particularly if they are substituted) the multiplying prefixes bis-, tris-, tetrakis-, pentakis-, are used, i.e., -kis is added starting from tetra-. The modified entity is often placed within parentheses to avoid...

< Previous Excerpt

Purchase This Book

Dean's Analytical Chemistry Handbook, Second Edition